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Multiregionalism Vs Out Of Africa - 1,033 words
Anthropologists today are debating two sides to the story of the evolution of the modern human Homosapian sapian. The sides agree on two different theories called the Out of Africa theory and the Multiregional (or Candelabra) theory. The debate, which some may call a slanderous argument, is far from being resolved on either side. Both evolutionist sides have strong evidence, however, this evidence does have its flaws and is not accurate enough to prove one side over another. However, the arguments for the Out of Africa theory seem to be flawed far more than those of the Multiregional theory. The Multiregional theory states that the hominid H. erectus. Migrated out of Africa through the north ...
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Lls Of The Human Body - 2,164 words
... e detoxification processes by which enzymes act on chemicals and drugs to change their structure and reduce their toxicity. The smooth endoplasmic reticulum of skeletal muscle stores calcium ions that function in muscle contraction. The Golgi apparatus is composed of flattened membranous sacs, containing cisternae, that are stacked on each other like dinner plates. The Golgi apparatus modifies, packages, and distributes proteins and lipids manufactured by the rough and smooth endoplasmic reticula. Proteins produced at the ribosomes of the rough endoplasmic reticulum are surrounded by a vesicle, or little sac, that forms from the membrane of the endoplasmic reticulum. The vesicle moves to ...
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Cloning - 832 words
Bioethics, which is the study of value judgments pertaining to human conduct in the area of biology and includes those related to the practice of medicine, has been an important aspect of all areas in the scientific field (Bernstein, Maurice, M.D.). It is one of the factors that says whether or not certain scientific research can go on, and if it can, under which rules and regulations it must abide by. One of the most recent and controversial issues facing our society today is the idea of cloning. On February 23, 1997, Ian Wilmut, a Scottish scientist, along with his colleagues at the Roslin Institute and PPL Therapeutics, announced to the world that they had cloned a lamb, which they named ...
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Where Did Modern Humans Originate And How Are They Different From Their Archaic Ancestors? - 1,034 words
Where did Modern Humans originate and how are they different from their archaic ancestors? Modern Humans or Homo sapien sapiens origination is a question of controversy and much debate within the scientific community. In this essay I will attempt to illustrate the most significant theories and supporting evidence as well as make inferences about how they differed physically, socially and culturally from their archaic ancestors. There are two main theories regarding the evolution of Modern Humans, the first is the Replacement Theory and the second is the Continuity Theory. The Replacement Theory infers that Modern Humans evolved in Africa from Archaic and Pre-Modern Homo sapiens, terms descri ...
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History And Effects Of Alzheimer's Disease - 1,069 words
A terrifying disease indeed, Alzheimer's has to this date caused confusion and much speculation in the medical world. What is Alzheimer's? How does it occur? How can it be detected? Who is most susceptible to contract it? All of these are common questions doctors and medical researchers ponder on; questions that are investigate the fundamental roots of Alzheimer's [as well as other diseases]. With these questions being unanswered, it can be only known that Alzheimer's exists and takes over the lives of approximately 4% of US s elderly population every year with the number on the rise. Alzheimer's is a terrible disease that is growing in numbers every single year. People over the age of 65 ar ...
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